Malicious Facebook ads mimicking Microsoft promote fake Windows 11 downloads, leading users to download malware instead of updates. This malware stealthily collects passwords and cryptocurrency data. It employs sophisticated evasion techniques, targeting regular users while avoiding detection by security systems. If affected, users should avoid logging in to accounts, scan their devices, change passwords on a secure device, and take precautions with any financial information. Security teams are advised to block phishing domains and monitor for specific malware signatures.
